Datasheet

4
dc1498afa
DEMO MANUAL DC1498A
Quick start proceDure
Figure 2. Measured Efficiency on Channel 1.
V
OUT1
= 1.5V, f
SW
= 600kHz, Channel 2 Disabled
Figure 3. Measured Efficiency on Channel 2
V
OUT2
= 1.2V, f
SW
= 600kHz, Channel 1 Disabled
LOAD CURRENT (A)
0
EFFICIENCY (%)
95
85
90
80
70
75
65
60
82
DC1498A F02
146 12104
V
IN
= 5V
V
IN
= 9V
V
IN
= 12V
V
IN
= 15V
LOAD CURRENT (A)
0
EFFICIENCY (%)
95
85
90
80
70
75
65
60
82
DC1498A F03
146 12104
V
IN
= 5V
V
IN
= 9V
V
IN
= 12V
V
IN
= 15V
Figure 4. Measured Channel 1
0A to 6A Load Transient, V
IN
= 12V, V
OUT1
= 1.5V
Figure 5. Measured Channel 2
0A to 6A Load Transient, V
IN
= 12V, V
OUT2
= 1.2V
100µs/DIV
100mV/DIV
DC1498A F04
1.5V
OUT
(20MHz BW)
0A TO 6A LOAD STEP
100µs/DIV
100mV/DIV
DC1498A F05
1.2V
OUT
(20MHz BW)
0A TO 6A LOAD STEP
5µs/DIV
50mV/DIV
50mV/DIV
DC1498A F06
1.5V
OUT
(20MHz BW)
1.2V
OUT
(20MHz BW)
Figure 6. Measured Output Voltage Ripple at 5V
Input, 1.5V and 1.2V Output, 13A Per Channel
with Standard Demo Circuit Default Setup